CN212411738U

CN212411738U - Insulating guard shield for transformer

Info

Publication number: CN212411738U
Application number: CN202021197034.1U
Authority: CN
Inventors: 朱彬
Original assignee: Suzhou Longcheng Leng Heat Shrinkable Products Co ltd
Current assignee: Suzhou Longcheng Leng Heat Shrinkable Products Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-26
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an insulating guard shield for transformer specifically is transformer technical field, including bottom plate and lower casing, casing under the top fixedly connected with of bottom plate, the inside of casing is provided with insulation system down, the one end fixedly connected with seal structure of casing down, the inside of casing is provided with waterproof construction down, waterproof construction includes the cavity, equidistant fixedly connected with connecting rod in inside of cavity, the inside fixedly connected with cotton that absorbs water of cavity. The utility model discloses a be provided with draw-in groove, insulating chamber, spacing, insulating rubber, articulated piece, hard rubber board and elasticity fixture block, when needing to change after the insulating rubber live time of inside, the pulling hard rubber board makes the elasticity fixture block break away from the draw-in groove, puts down the elasticity fixture block again and just can take out the insulating rubber of insulating intracavity portion with trading, resets the hard rubber board after the renewal with insulating chamber closure, has realized removable insulating material.

Description

Insulating guard shield for transformer

Technical Field

The utility model relates to a transformer technical field specifically is an insulating guard shield for transformer.

Background

Electric energy is the most important energy in modern times and is needed to be used in almost all fields in life, but the electric energy brings convenience to life and brings certain danger, so in order to control the electric energy, a transformer becomes an important device, a protective cover with an insulating function is needed to ensure safety because the electric energy flows inside the transformer, but the existing insulating protective cover for the transformer has some places needing improvement. In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional insulation shield for the transformer has poor waterproofness and becomes the largest potential safety hazard;

(2) the traditional insulation shield for the transformer cannot achieve sealing in normal work, and a large amount of dust can enter the interior of the traditional insulation shield;

(3) according to the traditional insulation shield for the transformer, an insulation material is difficult to replace after being corroded by high internal temperature after being used for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating guard shield for transformer to provide waterproof nature not good problem in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulating guard shield for transformer, includes bottom plate and lower casing, casing under the top fixedly connected with of bottom plate, the inside of casing is provided with insulation system down, the one end fixedly connected with seal structure of casing down, the inside of casing is provided with waterproof construction down, waterproof construction includes the cavity, the equidistant fixedly connected with connecting rod in inside of cavity, the cotton is absorbed to the inside fixedly connected with of cavity, the cotton equidistant fixedly connected with in inside of absorbing water granule that absorbs water.

Preferably, seal structure comprises inserted sheet, slot, silica gel pad, lid, articulated piece, baffle, standing groove, recess and fixed block, the top of articulated piece fixed connection casing under, the outside fixedly connected with lid of articulated piece, the one end fixedly connected with silica gel pad of lid.

Preferably, the top fixedly connected with inserted sheet of lid, the inside of inserted sheet is run through there is the slot.

Preferably, the fixed block fixed connection is in the one end of bottom plate, the one end activity of fixed block articulates there is the baffle, the one end of baffle is inlayed flutedly, standing groove fixed connection is in the intermediate position department of bottom plate one end, recess and standing groove swing joint, standing groove and slot swing joint.

Preferably, insulation system comprises draw-in groove, insulating chamber, spacing, insulating rubber, articulated piece, hard rubber slab and elasticity fixture block, insulating chamber sets up the inside of casing down, the inside swing joint in insulating chamber has insulating rubber.

Preferably, the two sides of the insulating cavity are fixedly connected with limit strips at equal intervals, and the limit strips are movably connected with the insulating rubber.

Preferably, articulated piece fixed connection is in the symmetric position department of casing one end both sides down, the inside swing joint of articulated piece has the hard rubber board, the equidistant fixedly connected with elasticity fixture block in top of hard rubber board one end, the inside bottom of casing is inlayed under to the draw-in groove equidistant, draw-in groove and elasticity fixture block swing joint.

Compared with the prior art, the beneficial effects of the utility model are that: the insulating shield for the transformer not only realizes high safety and water resistance, realizes sealing during normal work, but also realizes detachable insulating materials;

(1) by arranging the cavity, the connecting rod, the water absorption cotton and the water absorption particles, after rainwater falls outside the lower shell in rainy days, moisture is fully absorbed by the water absorption cotton and the water absorption particles after the moisture permeates into the interior, so that the moisture is prevented from entering the interior to damage an electronic element in the interior, the integral waterproof is realized, and the safety of the power converter is ensured;

(2) by arranging the inserting sheet, the inserting slot, the silica gel pad, the cover body, the hinging block, the baffle plate, the placing slot, the groove and the fixing block, when the lower shell works in the inner part, the cover body is put down to enable the inserting slot to penetrate through the placing slot, the baffle plate is rotated to enable the groove to be clamped with the placing slot, so that the cover body is fixed, the silica gel pad ensures the sealing property of the inner part of the lower shell at the closed position, and the effect that when the lower shell works in the inner part, the complete sealing can be ensured to prevent dust particles from entering the inner part, and the;

(3) through being provided with draw-in groove, insulating chamber, spacing, insulating rubber, articulated piece, hard rubber slab and elasticity fixture block, when the insulating rubber live time in inside needs to be changed after long, the hard rubber slab of pulling makes the elasticity fixture block break away from the draw-in groove, puts down the elasticity fixture block again and just can take out the insulating rubber of insulating intracavity portion with trading, resets the hard rubber slab after the renewal and closes the insulating chamber, has realized removable insulating material.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a side view partial structure schematic diagram of the lower shell of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. a sealing structure; 101. inserting sheets; 102. a slot; 103. a silica gel pad; 104. a cover body; 105. A hinged block; 106. a baffle plate; 107. a placement groove; 108. a groove; 109. a fixed block; 2. an insulating structure; 201. a card slot; 202. an insulating cavity; 203. a limiting strip; 204. an insulating rubber; 205. a hinged sheet; 206. A hard rubber plate; 207. an elastic clamping block; 3. a base plate; 4. a lower housing; 5. absorbent cotton; 6. water-absorbing particles; 7. a connecting rod; 8. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, an insulation shield for a transformer includes a bottom plate 3 and a lower housing 4, the top end of the bottom plate 3 is fixedly connected with the lower housing 4, an insulation structure 2 is arranged inside the lower housing 4, one end of the lower housing 4 is fixedly connected with a sealing structure 1, and a waterproof structure is arranged inside the lower housing 4; the waterproof structure comprises a cavity 8, connecting rods 7 are fixedly connected inside the cavity 8 at equal intervals, absorbent cotton 5 is fixedly connected inside the cavity 8, and absorbent particles 6 are fixedly connected inside the absorbent cotton 5 at equal intervals; in rainy day behind the outside that the rainwater fell down casing 4, have inside back moisture of moisture infiltration to be absorbed by cotton 5 and the granule 6 that absorbs water fully, prevent that moisture from getting into inside and causing the damage to inside electronic component, realized whole waterproof, ensure the security of converter.

Example 2: the sealing structure 1 comprises an inserting piece 101, an inserting groove 102, a silica gel pad 103, a cover body 104, a hinging block 105, a baffle 106, a placing groove 107, a groove 108 and a fixing block 109, wherein the hinging block 105 is fixedly connected to the top end of the lower shell 4, the cover body 104 is fixedly connected to the outside of the hinging block 105, and one end of the cover body 104 is fixedly connected with the silica gel pad 103;

the top end of the cover body 104 is fixedly connected with an inserting sheet 101, and a slot 102 penetrates through the inserting sheet 101;

the fixing block 109 is fixedly connected to one end of the bottom plate 3, one end of the fixing block 109 is movably hinged with the baffle 106, one end of the baffle 106 is inlaid with the groove 108, the placing groove 107 is fixedly connected to the middle position of one end of the bottom plate 3, the groove 108 is movably connected with the placing groove 107, and the placing groove 107 is movably connected with the slot 102;

specifically, as shown in fig. 1, 2 and 4, when the cover works inside, the cover 104 is put down to enable the slot 102 to penetrate through the placing groove 107, the baffle 106 is rotated to enable the groove 108 to be clamped with the placing groove 107, so that the cover 104 is fixed, the sealing performance inside the lower shell 4 is ensured at the closed position by the silica gel pad 103, and the effect that when the lower shell 4 works inside, the complete sealing can be ensured to prevent dust particles from entering the inside, so that the safety of the inside work is affected is achieved.

Example 3: the insulation structure 2 consists of a clamping groove 201, an insulation cavity 202, a limiting strip 203, insulation rubber 204, a hinge sheet 205, a hard rubber plate 206 and an elastic clamping block 207, wherein the insulation cavity 202 is arranged inside the lower shell 4, and the insulation rubber 204 is movably connected inside the insulation cavity 202;

the two sides of the insulating cavity 202 are fixedly connected with limiting strips 203 at equal intervals, and the limiting strips 203 are movably connected with insulating rubber 204;

the hinged sheet 205 is fixedly connected at the symmetrical positions of two sides of one end of the lower shell 4, the interior of the hinged sheet 205 is movably connected with a hard rubber plate 206, the top of one end of the hard rubber plate 206 is fixedly connected with elastic clamping blocks 207 at equal intervals, the clamping grooves 201 are embedded at the bottom end of the interior of the lower shell 4 at equal intervals, and the clamping grooves 201 are movably connected with the elastic clamping blocks 207;

specifically, as shown in fig. 1, 2 and 3, when the internal insulating rubber 204 needs to be replaced after a long service life, the hard rubber plate 206 is pulled to separate the elastic latch 207 from the slot 201, the elastic latch 207 is put down to take out the insulating rubber 204 in the insulating cavity 202 for replacement, and the hard rubber plate 206 is reset to close the insulating cavity 202 after replacement, so that the replaceable insulating material is realized.

The working principle is as follows: the utility model discloses when using, at first, the rainwater falls in the outside back of casing 4 down in the rainy day, has inside back moisture of moisture infiltration to be absorbed by cotton 5 and the granule 6 that absorbs water fully, prevents that moisture from getting into inside and causing the damage to inside electronic component, has realized whole waterproof, ensures the security of transformer.

Later, when inside work, put down lid 104 and make slot 102 pass standing groove 107, at rotation baffle 106, make recess 108 and standing groove 107 block, accomplished the fixed to lid 104, the inside leakproofness of casing 4 has been guaranteed at closed department to silica gel pad 103, has realized that can guarantee to seal completely when casing 4 inside work prevents that the dust granule from getting into inside, influences the security of inside work under.

Finally, when the internal insulating rubber 204 needs to be replaced after long service life, the hard rubber plate 206 is pulled to enable the elastic fixture block 207 to be separated from the clamping groove 201, then the elastic fixture block 207 is put down, the insulating rubber 204 in the insulating cavity 202 can be taken out for replacement, the hard rubber plate 206 is reset after replacement, the insulating cavity 202 is closed, and the replaceable insulating material is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an insulating guard shield for transformer, includes bottom plate (3) and lower casing (4), its characterized in that: casing (4) under the top fixedly connected with of bottom plate (3), the inside of casing (4) is provided with insulation system (2) down, the one end fixedly connected with seal structure (1) of casing (4) down, the inside of casing (4) is provided with waterproof construction down, waterproof construction includes cavity (8), equidistant fixedly connected with connecting rod (7) in the inside of cavity (8), the inside fixedly connected with of cavity (8) absorbs water cotton (5), the equidistant fixedly connected with in the inside of cotton (5) that absorbs water granule (6).

2. The insulation shield for a transformer according to claim 1, wherein: seal structure (1) comprises inserted sheet (101), slot (102), silica gel pad (103), lid (104), articulated piece (105), baffle (106), standing groove (107), recess (108) and fixed block (109), the top of articulated piece (105) fixed connection casing (4) under, outside fixedly connected with lid (104) of articulated piece (105), the one end fixedly connected with silica gel pad (103) of lid (104).

3. The insulation shield for a transformer according to claim 2, wherein: the top fixedly connected with inserted sheet (101) of lid (104), slot (102) have been run through to the inside of inserted sheet (101).

4. The insulation shield for a transformer according to claim 2, wherein: fixed block (109) fixed connection is in the one end of bottom plate (3), the one end activity hinge joint of fixed block (109) has baffle (106), the one end of baffle (106) is inlayed recess (108), standing groove (107) fixed connection is in the intermediate position department of bottom plate (3) one end, recess (108) and standing groove (107) swing joint, standing groove (107) and slot (102) swing joint.

5. The insulation shield for a transformer according to claim 1, wherein: insulation system (2) comprises draw-in groove (201), insulating chamber (202), spacing (203), insulating rubber (204), articulated piece (205), hard rubber slab (206) and elasticity fixture block (207), insulating chamber (202) set up the inside of casing (4) down, the inside swing joint in insulating chamber (202) has insulating rubber (204).

6. The insulation shield for a transformer according to claim 5, wherein: the two sides of the insulating cavity (202) are fixedly connected with limiting strips (203) at equal intervals, and the limiting strips (203) are movably connected with insulating rubber (204).

7. The insulation shield for a transformer according to claim 5, wherein: articulated piece (205) fixed connection is in the symmetric position department of casing (4) one end both sides down, the inside swing joint of articulated piece (205) has hard rubber slab (206), equidistant fixed connection elasticity fixture block (207) in the top of hard rubber slab (206) one end, the bottom of casing (4) inside is inlayed down to draw-in groove (201) equidistant, draw-in groove (201) and elasticity fixture block (207) swing joint.